Stereochemistry of Organic Compounds
Chemistry ⇒ Carbon and Organic Chemistry
Stereochemistry of Organic Compounds starts at 10 and continues till grade 12.
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Assign the R or S configuration to a chiral center if the priority order of the groups is: Br > OH > CH3 > H, and the sequence from 1 to 3 is clockwise with H at the back.
Describe the difference between enantiomers and diastereomers.
Describe what is meant by the term 'achiral'.
Explain the difference between conformational and configurational isomers.
Explain why 2,3-dibromobutane can exist as a meso compound.
If a molecule has three chiral centers, what is the maximum number of stereoisomers possible?
What is the relationship between the two compounds that are mirror images but not superimposable?
Assign the R or S configuration to a chiral center if the priority order of the groups is: Br > OH > CH3 > H, and the sequence from 1 to 3 is clockwise with H at the back.
Which of the following best defines stereoisomers? (1) Compounds with the same molecular formula but different connectivity of atoms (2) Compounds with the same molecular formula and same connectivity but different spatial arrangement of atoms (3) Compounds with different molecular formulas (4) Compounds with the same physical properties
Which of the following best describes a racemic mixture? (1) Contains only one enantiomer (2) Contains equal amounts of two enantiomers (3) Contains only diastereomers (4) Is always optically active
Which of the following compounds is optically active? (1) 2-chloropropane (2) 2-bromobutane (3) 1-chloropropane (4) 2,2-dichloropropane
Which of the following is a meso compound? (1) 2,3-dibromobutane (2) 2-bromobutane (3) 1,2-dibromoethane (4) 1,3-dibromopropane
A carbon atom bonded to four different groups is called a ________ center.
A compound that does not rotate plane-polarized light is called ________.
A compound that rotates plane-polarized light to the right is called ________.
A molecule with two chiral centers can have a maximum of ________ stereoisomers.
True or False: A molecule with no chiral centers can never be optically active.
True or False: All chiral molecules are optically active.
True or False: All molecules with chiral centers are optically active.
True or False: Diastereomers have different physical and chemical properties.
